package models

import (
	"fmt"
	"gorm.io/driver/mysql"
	"gorm.io/gorm"
	"red-book-mgr/appconfig"
)

var (
	DB  *gorm.DB
	err error
)

func Init() {

	mysqlconfig := appconfig.Config.Mysql
	// 参考 https://github.com/go-sql-driver/mysql#dsn-data-source-name 获取详情
	dsn := fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8mb4&parseTime=True&loc=Local",
		mysqlconfig.User,
		mysqlconfig.Password,
		mysqlconfig.Host,
		mysqlconfig.Port,
		mysqlconfig.Database,
	)
	DB, err = gorm.Open(mysql.Open(dsn), &gorm.Config{})
	if err != nil {
		panic(err)
	}
	fmt.Println("数据库连接成功")

	err = DB.AutoMigrate(&RedBook{}, &User{})
	if err != nil {
		panic(err)
	}
	fmt.Println("数据库迁移成功")
}
